<template>
  <div>
    <div>
       <div>{{cs}}</div>
       <button @click="$emit('sj',cs+1)">123</button>
       <slot name="dx"></slot>
    </div>
  </div>
</template>

<script>
export default {
model:{
    prop:'cs',
    event:'sj'
},
props:['cs']
}
</script>

<style>

</style>